Image of a traffic sign partially submerged in floodwater

Photo by Kelly Sikkema on Unsplash

Image of a misty path in the woods

Photo by Stefan Widua on Unsplash

Image of a large telescope inside a domed observatory

The famed Hooker telescope at Mount Wilson Observatory • Photo by Doc Searls (CC BY 2.0)

Image of a spiral sea shell resting in shallow water

Photo by Joshua J. Cotten on Unsplash

Image of a large conch shell

The shell of a Queen conch • Photo by cheesy42 (CC BY 2.0)

Image of two male twins with one in sharp focus and the other blurred

Photo by José León on Unsplash

Image of a honey bee feeding on a fuchsia flower

Photo by Cross Duck (CC BY-NC-ND 2.0)

Image of a human hand bathed in a beam of light

Photo by Elia Pellegrini on Unsplash

Image of a rustic cabin in the woods

Photo by Chuck Givens on Unsplash

Satellite image of the roiling surface of the Sun

Mosaic image of the Sun provided by TRACE • NASA (Public Domain)